# extend SDK

To reduce SDK The volume, the base SDK Will not contain the partial expansion of the ability of the JSAPI, such as developers need to use the corresponding interface capabilities, need to check the corresponding extension SDK
extend SDK and JSAPI The corresponding relationship can be viewed[SDK Introduction to Use](https://dev.weixin.qq.com/docs/framework/dev/sdk/sdk.html#% E4%BA%8C%E3%80%81%E4%BD%BF%E7%94%A8%E4%BB%8B%E7%BB%8D)
JSAPI Details can be viewed API a general overview
Currently supported extensions SDK As follows (note that Android and iOS Makes a difference):

# Android extend SDK

The above extensions SDK Available at project.miniapp.json Configuration in, details can be viewed project.miniapp.json

About WeChat login, WeChat sharing, WeChat payment and other open capabilities, Android No additional configuration extensions SDKiOS You need to configure OpenFuns SDK, and distinguish whether the version includes WeChat payment functionIf your app uses WeChat Open Capability but does not have payment related functionality, check the box below. OpenFuns Version of the SDK (without payment), otherwise on the shelves App Stroe Will be dismissed.
OpenFuns SDK (excluding payment) and OpenFuns SDK (with payment) Cannot be checked at the same time

If used canvas、echart Etc. Features, Android Application needs to be checked XWeb SDKIt is recommended to check XWeb Embed SDK , This version SDK Can be loaded on the first startup, so that the first startup can be used normally canvas、echart Other functions
Added: xweb Support in real machine, support in arm64 Emulator used, not supported in the x86 Emulator or other emulator using the
XWeb SDK and XWeb Embed SDK There is no need to check at the same time, if the same check has the same effect as checking only XWeb Embed SDK

Apple Pay related interface, no need to check the relevant extension SDK , in accordance with theInterface documentAccess can be